Supplemental Exam 1 Flashcards
What happens in week 13-16 of the fetal stage of pregnancy?
oogenesis is established in females, blood vessels are visible, ridges near fingers, hand and feet appear.
What happens in week 20 of the fetal stage?
vernix and lanugo appear + fetal swallowing + insulin
What happens in week 24 of the fetal stage?
surfactant is produced
What happens in week 28 of the fetal stage?
testes descend + head moves into the downward position + blood is produced in the bone marrow
What is the size of the placenta ?
2.5-3 cm thick and 38-51 cm in diameter
What are the 3 primary functions of the placenta?
hormone production, protection and circulation
What carries oxygenated blood to the fetus/embryo?
1 large vein
What carries deoxygenated blood to the placenta?
2 smaller arteries
What is the substance that covers the umbilical cord to protect and support the blood vessels?
Wharton Jelly
What hormone increases in the second trimester to promote neurological and lung development?
cortisol
Normal pregnancy Hct level?
30-39
Normal pregnancy Hgb level?
11-13
Between the 16th and 36th week of pregnancy what will the size of the uterus be?
It will match weeks gestations from the symphis pubis to the fundus.
What can too much weight gain in pregnancy lead to ?
induced HTN and increased risk for c section
When should headaches be evaluated in pregnancy?
after 20 weeks
How often should prenatal appointments be the first 28 weeks of pregnancy?
every 4 weeks
How often should prenatal appointments be from 28-36 weeks?
every two weeks
After 36 weeks how often should prenatal appointments be?
every week
What are the 3 levels to contractions?
Increment: build up phase
Acme: peak
Decrement: relaxation phase
What is the introitus?
the opening of the vagina
Gynecoid pelvis
shape provides the most ideal passageway
What helps orient the fetus through the cardinal movements?
pelvic floor muscles
Vertex attitude
full flexion (best way)
Sinciput attitude
moderate flexion
brow attitude
partial extension
face attitude
poor flexion and complete extension
What are some true signs of labor:
-regular contractions
-bloody show presence
-decent of the fetus into the canal (lightening)
-nesting
-GI distress
-Wt loss of 1-3 lbs
What happens during the Latent Phase of labor?
-longest phase
-period of excitement
-contractions feel like menstral cramps and are mild to palpation
What happens during the active phase of labor?
-pt becomes more anxious, focused, or restless
-contractions become more regular and painful
-contractions are moderately strong